Valid Names Results

Chionaspis nyssae Comstock, 1881 (Diaspididae: Chionaspis)

Nomenclatural History

• Chionaspis nyssae Comstock 1881a: 316-317. Type data: UNITED STATES: North Carolina, Bakersville, on Nyssa multiflora. Lectotype, female, by subsequent designation (KnipscMiDa1976,5). Type depository: Washington: United States National Entomological Collection, U.S. National Museum of Natural History, District of Columbia, USA; accepted valid name Illustr.
• Phenacaspis nyssae (Comstock, 1881); Cockerell 1899a: 398. change of combination
• Chionaspis sylvatica Sanders 1904: 95-96. Type data: UNITED STATES: Ohio, Fairfield Country, Sugar Grove; Licking County, Newark; Perry County, Somerset; Guernsey County, Quaker City; all on Nyssa sylvatica, by J.G. Sanders. Syntypes, female, Type depository: Washington: United States National Entomological Collection, U.S. National Museum of Natural History, District of Columbia, USA; junior synonym (discovered by TakagiKa1967, 33). Illustr.
• Fundaspis sylvatica (Sanders, 1904); MacGillivray 1921: 338. change of combination
• Trichomytilus nyssae (Comstock, 1881); Lindinger 1933a: 165. change of combination
• Chionaspis nyssae Comstock, 1881; Knipscher, et al. 1976. revived combination (previously published)

Common Names

• sour gum chionapsis Hollin1923
• sour-gum scurfy scale LiuKoRh1989
• sourgum scale Borchs1966
• tupelo gum scale Dekle1965c

Ecological Associates

Hosts:

Families: 7 | Genera: 7

Foes:

Families: 4 | Genera: 4

Geographic Distribution

Keys

• Koszta1996: pp.438 ( Adult (F) ) [Key to species of Chionaspis]
• BullinKoJi1989: pp.135 ( Adult (M) ) [Key to 17 adult male morphs of 12 species of North American Chionaspis]
• LiuKoRh1989: pp.14 ( Adult (F) ) [Key to the species of Chionaspis in North America]
• McDani1972a: pp.337 ( Adult (F) ) [Key to the Texas species of the genus Phenacaspis Cooley and Cockerell] Key as: Phenacaspis nyssae
• McDani1971: pp.280 ( Adult (F) ) [Key to the Texas species of the genus Chionaspis Signoret] Key as: Chionaspis sylvatica
• Koszta1963: pp.62 ( Adult (F) ) [Key to species of Chionaspis] Key as: Chionapsis sylvatica
• Koszta1963: pp.91 ( ) [Key to Ohio species of Phenacaspis] Key as: Phenacaspis nyssae
• Ferris1942: pp.49 ( ) [Key to species of Chionaspis] Key as: Chionaspis sylvatica
• Hollin1923: pp.20 ( Adult (F) ) [Species of Chionaspis known to occur in Missouri] Key as: Chionaspis sylvatica
• MacGil1921: pp.351 ( ) [Key to species of Phenacaspis]
• Comsto1916: pp.559 ( Adult (F) ) [Key to species of Chionaspis]
• Sander1904a: pp.43 ( Adult (F) ) [Key to Chionaspis species of Ohio] Key as: Chionaspis sylvatica
• Comsto1881a: pp.98 ( ) [Key to species of Chionaspis]

Remarks

• Systematics: Chionaspis nyssae can be distinguished by the median lobes being fused almost to the apices so that only a small, median notch remains. The outer margins are long and slightly serrate (McDaniel, 1971).
• Structure: Female scale elongated, oystershell-shaped, white, 1.5-2.0 mm long. Male scale elongated, oval, tricarinate, white, 0.7-0.9 mm long, exuviae yellow (Kosztarab, 1963).
• General Remarks: Description and illustration of Chionaspis sylvatica by Sanders (1904) and Knipscher et al., (1976). Detailed treatment of male morphs by Bullington et al. (1989). Detailed treatment of male morphs by Bullington et al. (1989).

Illustrations

Citations